[gtk+/gtk-3-2] Mark gtk_dialog_new_with_buttons as NULL-terminated

[Matthias Clasen <matthiasc src gnome org>]

commit 0dde424db3e9ef1f419cfe0a7369046ebc252a2c
Author: Benjamin Moody <benjaminmoody gmail com>
Date:   Sat Nov 5 01:26:48 2011 -0400

    Mark gtk_dialog_new_with_buttons as NULL-terminated
    
    https://bugzilla.gnome.org/show_bug.cgi?id=663073

 gtk/gtkdialog.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkdialog.h b/gtk/gtkdialog.h
index ab1d143..faff3e3 100644
--- a/gtk/gtkdialog.h
+++ b/gtk/gtkdialog.h
@@ -138,7 +138,7 @@ GtkWidget* gtk_dialog_new_with_buttons (const gchar     *title,
                                         GtkWindow       *parent,
                                         GtkDialogFlags   flags,
                                         const gchar     *first_button_text,
-                                        ...);
+                                        ...) G_GNUC_NULL_TERMINATED;
 
 void       gtk_dialog_add_action_widget (GtkDialog   *dialog,
                                          GtkWidget   *child,